Quick answers
- Where does Larry D. Sumner see patients?
- Medicare's clinician data lists 2 practice locations, including Denver, CO. Call before your visit to confirm the address.
- What is Larry D. Sumner's specialty?
- Medicare lists Optometry as the primary specialty, and also Ophthalmology.
- Does Larry D. Sumner accept Medicare assignment?
- Yes. Medicare's clinician data says Larry D. Sumner accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Larry D. Sumner?
- (303) 757-6747, as listed in official Medicare / NPI Registry data.
- What is Larry D. Sumner's NPI number?
- 1245255223. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Larry D. Sumner is enrolled with Medicare (CMS data updated 2026-10-02).
- 1685 S Co Blvd, Unit ODenver, CO 80222 (303) 757‑6747
- 3400 E Bayaud Ave, Suite 485Denver, CO 80209 (303) 321‑1606
Group practices
Medicare enrollment lists Larry D. Sumner as a member of this group (CMS data updated 2026-10-02).
- One Hour Optical Medical Services, PC43 clinicians in the group
Specialties
- Optometryprimary
- Ophthalmologyalso
Other optometrists in Denver
Clinicians with the same Medicare primary specialty in Denver, CO — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Pennsylvania College Of Optometry |
| Graduation year | 1973 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245255223 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians